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산업부산물을 활용한 무시멘트계 친환경 경량 복합패널 연구
이강필(Lee, Kang-Pil),이상수(Lee, Sang-Soo),송하영(Song, Ha-Young) 대한건축학회 2011 大韓建築學會論文集 : 構造系 Vol.27 No.11
While whole world is trying to reduce the emission of carbon dioxide which is a main cause of the world’s global warming, the field of construction industry actively makes effort to reduce the amount of cement which mainly causes to generate carbon dioxide as well. In this study, unlike the existing architectural wall panel products, the properties of panel depending on addition of exclusive accelerator mixing furnace slag and paper ash without using cement are examined. The appropriate mix with strength and lightweight is deriven. In addition, waterproofing, thermal resistance and fire resistance of eco-friendly lightweight filler are shown excellent and bending performance and water-proofing are shown excellent by applying it to the composite panel. Thus, based on the results of this study, we think that it is possible to apply it into the composite panel, once exclusive accelerator is added into blast furnace slag and paper ash. We confirm the potential of using industrial by-products resource as eco-friendly building materials without using cement.
SFFB를 사용한 3성분계 고강도콘크리트의 유동 및 강도특성
이윤성(Lee Yun-Seong),박종필(Park Jong-Pil),이강필(Lee Kang-Pil),길배수(Khil Bae-Su),이상수(Lee Sang-Soo),송하영(Song Ha-Young) 대한건축학회 2011 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.31 No.2(구조계)
The study, as an experiment on applicability of SFFB high strength concrete as substitute material of silica fume, compared and analyzed the concrete flowing and strength properties experimentally in accordance with replacement ratio of SFFB, blast furnace slag and fly ash. As a result of it, the conclusion is as follows. The high range water reducing admixture amount used in which the ternary system concrete of the fly ash and SFFB is needed for the target flowing was less than the ternary system concrete of the blast furnace slag and SFFB. In addition, the material age compressive strength was develop to be excellent.
MgO를 혼입한 저탄소 무기결합재의 양생조건에 따른 강도특성
박종필(Park Jong-Pil),이윤성(Lee Yun-Seong),이강필(Lee Kang-Pil),이상수(Lee Sang-Soo),송하영(Song Ha-Young) 대한건축학회 2011 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.31 No.2(구조계)
This study has tried to produce low-carbon inorganic composites which can be produced at a normal temperature, with no processing of high temperature plasticity, using only alkali accelerator by complementing the weak points of blast furnace slag, red-mud, and silica fume to be used as cement substitute, (not the normal concrete admixture). In order to compensate the contraction crack which it generates after manufacturing, the magnesium oxide (MgO) powder is mixed and it utilizes as basic data of the low carbon inorganic composites. In addition, compressive strength according to the curing condition of the inorganic composites mixing the MgO powder and contraction change properties tried to be examined.
고강도 모르타르용 결합재의 유동특성 및 역학특성에 관한 연구
이상수,이윤성,이강필,Lee, Sang-Soo,Lee, Yun-Seong,Lee, Kang-Pil 한국건설순환자원학회 2009 한국건설순환자원학회지 Vol.4 No.4
본 연구에서는 고가의 실리카흄의 대체재로 활용가능한 메타카올린, HMBA의 치환율에 따른 고강도모르타르의 유동특성 및 역학특성에 대하여 비교 분석하여 그 성능을 규명하여 실리카흄의 대체재로 활용가능성을 위한 기초자료를 제시하고자 하였다. 본 연구의 유동특성 및 역학특성 실험결과 굳지않은 모르타르에서 목표 플로우를 도달하기 위하여 치환율이 커질수록 고성능감수제의 첨가량이 증가하였으며, 공기량은 치환율이 증가할수록 감소하는 경향을 나타냈다. 또한, 역학특성에서 압축강도, 인장강도, 휨강도에서는 Plain보다 실리카흄과 메타카올린 HMBA을 치환한 배합이 강도가 높았으며, 치환율이 커질수록, 재령이 증가할수록 압축강도는 증가하는 경향을 나타냈으며, 각각의 혼화재를 치환한 배합의 강도는 큰 차이를 나타내진 않았지만, HMBA보다 실리카흄과 메타카올린을 치환한 배합이 강도가 다소 높은 경향을 나타냈다. 따라서, 메타카올린과 HMBA를 첨가한 모르타르의 유동특성 및 역학특성을 비교 분석한 결과 고가의 실리카흄의 대체재료로 활용가능성을 확인 할 수 있었다. It's important to study about suitable substitutional material of expensive silica fume because it used widely for silica fume as a high-strength mortar binding agent. The main purpose of this study is to check which is the most efficient binder for the expensive silica fume's alternative material. And this study also present basic data about to make high-strength mortar when we use alternative material instead of silica fume through research outcome. Also writers analzed flow properties respectively, so it was founded out the substitutional goods fare like meta-kaolin, HMBA which are less expensive than silica fume because they are in domestic enough.